90 lines
2.2 KiB
GLSL
90 lines
2.2 KiB
GLSL
#version 450
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struct T {
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float f1;
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float f2;
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};
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out B1 {precise T s; float x;} partial_precise_block;
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precise out B2 {T s; float x;} all_precise_block;
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float struct_member() {
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float a = 1.0;
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float b = 2.0;
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float c = 3.0;
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float d = 4.0;
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precise float result;
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T S, S2, S3;
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S2.f1 = a + 0.2; // NoContraction
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S2.f2 = b + 0.2; // NOT NoContraction
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S3.f1 = a + b; // NOT NoContraction
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S = S2; // "precise" propagated through parent object nodes
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result = S.f1 + 0.1; // the ADD operation should be NoContraction
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return result;
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}
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float complex_array_struct() {
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precise float result;
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struct T1 {
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float t1_array[3];
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float t1_scalar;
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};
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struct T2 {
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T1 t1a[5];
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T1 t1b[6];
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T1 t1c[7];
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};
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struct T3 {float f; T2 t2; vec4 v; int p;};
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T3 t3[10];
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for(int i=0; i<10; i++) {
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t3[i].f = i / 3.0; // Not NoContraction
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t3[i].v = vec4(i * 1.5); // NoContraction
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t3[i].p = i + 1;
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for(int j=0; j<5; j++) {
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for(int k = 0; k<3; k++) {
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t3[i].t2.t1a[j].t1_array[k] = i * j + k; // Not NoContraction
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}
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t3[i].t2.t1a[j].t1_scalar = j * 2.0 / i; // Not NoContration
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}
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for(int j=0; j<6; j++) {
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for(int k = 0; k<3; k++) {
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t3[i].t2.t1b[j].t1_array[k] = i * j + k; // Not NoContraction
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}
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t3[i].t2.t1b[j].t1_scalar = j * 2.0 / i; // NoContraction
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}
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for(int j=0; j<6; j++) {
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for(int k = 0; k<3; k++) {
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t3[i].t2.t1c[j].t1_array[k] = i * j + k; // Not NoContraction because all operands are integers
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}
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t3[i].t2.t1c[j].t1_scalar = j * 2.0 / i; // Not NoContraction
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}
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}
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int i = 2;
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result = t3[5].t2.t1c[6].t1_array[1]
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+ t3[2].t2.t1b[1].t1_scalar
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+ t3[i - 1].v.xy.x; // NoContraction
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return result;
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}
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float out_block() {
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float a = 0.1;
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float b = 0.2;
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partial_precise_block.s.f1 = a + b; // NoContraction
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partial_precise_block.s.f2 = a - b; // NoContraction
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partial_precise_block.x = a * b; // Not NoContraction
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all_precise_block.s.f1 = a + b + 1.0; // NoContraction
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all_precise_block.s.f2 = a - b - 1.0; // NoContraction
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all_precise_block.x = a * b * 2.0; // Also NoContraction
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return a + b; // Not NoContraction
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}
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void main(){}
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